/*
 * Copyright (C) 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.tools.idea.common.lint

import com.android.tools.idea.common.editor.DesignerEditorPanel
import com.intellij.codeHighlighting.HighlightingPass
import com.intellij.openapi.progress.ProgressIndicator
import java.lang.ref.WeakReference

class DesignerEditorBackgroundHighlightingPass(
  editor: DesignerEditorPanel,
  private val annotator: ModelLintIssueAnnotator,
) : HighlightingPass {

  private val surfaceRef = WeakReference(editor.surface)

  override fun collectInformation(progress: ProgressIndicator) {
    val model = surfaceRef.get()?.models?.singleOrNull() ?: return
    annotator.annotateRenderInformationToLint(model)
  }

  override fun applyInformationToEditor() = Unit
}
